2027 Mizuno CRBN One -9 Fastpitch Bat

Power Meets Innovation

The 2027 Mizuno CRBN One -9 Fastpitch Softball Bat combines a forgiving sweet spot with vibration-reducing technology to help hitters swing with confidence. Its one-piece composite construction and double-wall barrel deliver responsive performance, while Mizuno’s X-Zone™ Technology adjusts composite angles across 10 specific barrel zones to expand the sweet spot.

Features and specifications

• One-piece construction designed for mobility and comfort.
• Double-wall barrel engineered for a larger sweet spot, power, and forgiveness.
• X-Zone™ Technology uses 10 composite-angle zones to expand the sweet spot.
• Anti-Shock™ Construction helps reduce hand vibration.
• Speed-Helix Grip provides comfort and durability.
• Optimized End Cap enhances sound and sweet-spot performance.
• Cylinder Seaming promotes consistent barrel performance and durability.
• -9 length-to-weight ratio and 2¼-inch barrel diameter.
• Mizuno-listed approvals: ASA, ISA, NSA, USSSA, and WBSC/ISF.
• One-year manufacturer’s warranty against defects in materials and workmanship from the date of purchase.

What sizes can I choose?

Your listed options are 32"/23 oz., 33"/24 oz., and 34"/25 oz.  Each size maintains the same -9 drop.

Is the CRBN One a one-piece or two-piece bat?

The CRBN One uses one-piece construction with a double-wall barrel. It is a different model from the two-piece CRBN Pro.

Which leagues approve this bat?

Mizuno lists approval for ASA, ISA, NSA, USSSA, and WBSC/ISF play. Confirm your league’s current bat requirements before purchasing.